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Andrej [43]
3 years ago
15

PLEASE HELP ME PLEASE LOL Solve for x and y. Round your answers to the nearest tenth.

Mathematics
2 answers:
trasher [3.6K]3 years ago
4 0

Answer:

Step-by-step explanation:

Pachacha [2.7K]3 years ago
4 0

Answer:

x ≈ 6.6, y ≈ 13.3

Step-by-step explanation:

Using the tangent ratio in the right triangle to find x

tan30° = \frac{opposite}{adjacent} = \frac{BC}{AB} = \frac{x}{11.5} ( multiply both sides by 11.5 )

11.5 × tan30° = x , then

x ≈ 6.6 ( to the nearest tenth )

Using the cosine ratio in the right triangle to find y

cos30° = \frac{adjacent}{hypotenuse} = \frac{AB}{AC} = \frac{11.5}{y} ( multiply both sides by y )

y × cos30° = 11.5 ( divide both sides by cos30° )

y = \frac{11.5}{cos30} ≈ 13.3

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Given: a||b, m∠ 6=128° Find: m∠1, m∠3
goldfiish [28.3K]

Answer:

m∠1 = 52°

m∠3 = 52°

Step-by-step explanation:

Step 1:

Since b is a straight line and is transversed by line m and we are given m∠6 = 128°, we can find m∠5, which is 180 - m∠6, giving us 52° for ∠5.

Step 2:

Because a and b are parallel, m∠5 and the m∠1 are the same, so we have m∠1 = 52° as one of our answers needed

Step 3: Because ∠3 is vertical to ∠1, we can use the vertical angles theory and say that m∠1 is equal to m∠3. Therefore, m∠3 = 52°

5 0
3 years ago
Gina bought 2.3 pounds of red apples and 2.42 pounds of green apples. They were on sale for $0.75 a pound. How much did the appl
vampirchik [111]
4. 72•0.75= $3.54 is the correct answer
3 0
3 years ago
What is the length of the diagonal, ddd, of the rectangular prism shown below?
ad-work [718]

Answer:

≈ 9.6 units

Step-by-step explanation:

<em>Refer to attachment</em>

The diagonal d is the hypotenuse of right triangle with sides of 5 and a

The line a is the hypotenuse of the right triangle with the sides of 2 and 8.

<u>So, as per Pythagorean theorem:</u>

  • d² = 5² + a²
  • d²= 5² + 2²+ 8² = 25 + 4 + 64 = 93
  • d² = 93
  • d = √93
  • d ≈ 9.6 units (rounded to the nearest tenth)

3 0
3 years ago
I’m not good at math at all please help sum 1
oee [108]

Answer:

1,2

Step-by-step explanation:

R is 2 to the left and 1 up from the origin. If you rotate that 90 degrees its 2 up and 1 to the right.

Hole you Understand

8 0
3 years ago
Jerome takes a math course and a science course for summer school. For every 4 hours jerome spends studying math, he studies sci
scoray [572]

Answer:

8 hours for math and science each

Step-by-step explanation:

4 x 8 = 32

3 x 8 = 24

32 + 24 = 56 hours

- You need to keep what you multiply, (ex. 8), the same as you work through this problem.

- Such as this problem, sometime the best methods are to just guess and check. This means to think of a number that is reasonable and try it. For example, if you try 5 and you see it is too low, go higher. Keep doing this and you would have got to 8 eventually.

4 0
3 years ago
Read 2 more answers
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